diff --git a/README.md b/README.md
index 8c69bf15..4ef4dcf7 100644
--- a/README.md
+++ b/README.md
@@ -605,6 +605,7 @@ See https://staticsitegenerators.net and https://www.staticgen.com
 
   * [arkOS](https://arkos.io/) - Install arkOS to a dedicated device and host your own websites, email, files and more. ([Source code](https://git.coderouge.co/groups/arkOS) [[1]](https://github.com/cznweb)) `MIT/GPL` `Nodejs/Other`
   * [Mail-in-a-Box](https://mailinabox.email/) - Turns any Ubuntu server into a fully functional mail server with one command. `Shell/Other` `CC0`
+  * [Mailcow](https://github.com/andryyy/mailcow) - Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administration. `PHP/Shell/Other` `GPLv2`
   * [Modoboa](http://modoboa.org/en/) - Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. `Python` `MIT`
   * [Piratebox](http://piratebox.cc/start) - A DIY anonymous offline file-sharing and communications system built with free software and inexpensive off-the-shelf hardware. ([Source code](https://github.com/PirateBox-Dev)). `GPLv3` `Python/Other`
   * [Sandstorm](https://sandstorm.io/) - Personal server for running self-hosted apps easily and securely. ([Demo](https://demo.sandstorm.io/), [Source code](https://github.com/sandstorm-io/sandstorm)) `Apache` `C++/Other`